diff options
| author | Alex Richardson <arichardson@FreeBSD.org> | 2021-08-02 13:36:03 +0000 |
|---|---|---|
| committer | Alex Richardson <arichardson@FreeBSD.org> | 2021-08-02 13:36:03 +0000 |
| commit | 31ba4ce8898f9dfa5e7f054fdbc26e50a599a6e3 (patch) | |
| tree | b9895127e861448a23a51c15aba851acf5a216dc /tools/build/cross-build/include/common | |
| parent | 2de949cf85d0e0b9ff71e1ffd74153814de96175 (diff) | |
| download | src-31ba4ce8898f9dfa5e7f054fdbc26e50a599a6e3.tar.gz src-31ba4ce8898f9dfa5e7f054fdbc26e50a599a6e3.zip | |
Allow bootstrapping llvm-tblgen on macOS and Linux
This is needed in order to build various LLVM binutils (e.g. addr2line)
as well as clang/lld/lldb.
Co-authored-by: Jessica Clarke <jrtc27@FreeBSD.org>
Test Plan: Compiles on ubuntu 18.04 and macOS 11.4
Reviewed By: dim
Differential Revision: https://reviews.freebsd.org/D31057
Diffstat (limited to 'tools/build/cross-build/include/common')
| -rw-r--r-- | tools/build/cross-build/include/common/sys/sysctl.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/build/cross-build/include/common/sys/sysctl.h b/tools/build/cross-build/include/common/sys/sysctl.h index 856f6be23421..6d6f5438c557 100644 --- a/tools/build/cross-build/include/common/sys/sysctl.h +++ b/tools/build/cross-build/include/common/sys/sysctl.h @@ -37,6 +37,11 @@ */ #pragma once +#ifdef BOOTSTRAPPING_WANT_NATIVE_SYSCTL +/* We need the real sysctl.h e.g. when bootstrapping the LLVM tools. */ +#include_next <sys/sysctl.h> +#else +/* Otherwise, avoid sysctls since they might not be supported on the host. */ #include <sys/types.h> #define sysctlbyname __freebsd_sysctlbyname @@ -44,3 +49,4 @@ int sysctl(const int *, u_int, void *, size_t *, const void *, size_t); int sysctlbyname(const char *, void *, size_t *, const void *, size_t); +#endif |